NEET · Chemistry · STD 12 - 4. d and f- block elements
The incorrect statement among the following is :
- A Actinoid contraction is greater for element to element than Lanthanoid contraction.
- B Most of the trivalent Lanthanoid ions are colorless in the solid state.
- C Lanthanoids are good conductors of heat and electricity.
- D Actinoids are highly reactive metals, especially when finely divided.
Answer & Solution
Correct Answer
(B) Most of the trivalent Lanthanoid ions are colorless in the solid state.
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